Finding the Fourth Proportional to 5,266,416.46, 7,897,381.62 and 2,069,299.93
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Solution
The fourth proportional to 5,266,416.46, 7,897,381.62 and 2,069,299.93 is: 3,103,068.54
Step by Step Solution
- Step 1: Write the proportion equation
5,266,416.46 : 7,897,381.62 = 2,069,299.93 : x - Step 2: Convert to fraction form
5,266,416.46/7,897,381.62 = 2,069,299.93/x - Step 3: Cross multiply
5,266,416.46x = 7,897,381.62 × 2,069,299.93 - Step 4: Simplify right side
5,266,416.46x = 16,342,051,233,449.29 - Step 5: Solve for x
x = 16,342,051,233,449.29/5,266,416.46 - Step 6: Final answer
x = 3,103,068.54
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.